㈠ 閽㈢粨鏋勬姉闇囧湪鍝鏈瑙勮寖鍙浠ユ壘鍒扮浉鍏虫潯娆撅紵
銆銆1銆併奊B 50017-2003 閽㈢粨鏋勮捐¤勮寖銆嬶紝杩欐槸閽㈢粨鏋勮勮寖锛屾诲垯绗涓夋潯涓鐢扁滃湪鍦伴渿鍖虹殑寤虹瓚鐗╁拰鏋勭瓚鐗╋紝灏氬簲绗﹀悎鐜拌屽浗瀹舵爣鍑嗐婂缓绛戞姉闇囪捐¤勮寖銆婫B 50011銆併婁腑鍥藉湴闇囧姩鍙傛暟鍖哄垝鍥俱婫B 18306 鍜屻婃瀯绛戠墿鎶楅渿璁捐¤勮寖銆婫B 50191 鐨勮勫畾鈥濄
銆銆2銆併奊B50011-2010寤虹瓚鎶楅渿璁捐¤勮寖 銆 锛岀鍏绔狅紝绗涔濈珷锛屾湁鐩稿叧鍐呭广傛槸寤虹瓚鎶楅渿涓撻棬瑙勮寖銆
銆銆銆愬缓绛戞姉闇囪捐¤勮寖路澶氬眰鍜岄珮灞傞挗缁撴瀯鎴垮眿路璁＄畻瑕佺偣銆
銆銆8.2.1 閽㈢粨鏋勫簲鎸夋湰鑺傝勫畾璋冩暣鍦伴渿浣滅敤鏁堝簲锛屽叾灞傞棿鍙樺舰搴旂﹀悎鏈瑙勮寖绗5.5鑺傜殑鏈夊叧瑙勫畾锛涙瀯浠舵埅闈㈠拰杩炴帴鐨勬姉闇囬獙绠楁椂锛屽嚒鏈绔犳湭浣滆勫畾鑰咃紝搴旂﹀悎鐜拌屾湁鍏崇粨鏋勮捐¤勮寖鐨勮佹眰锛屼絾鍏堕潪鎶楅渿鐨勬瀯浠躲佽繛鎺ョ殑鎵胯浇鍔涜捐″煎簲闄や互鏈瑙勮寖瑙勫畾鐨勬壙杞藉姏鎶楅渿璋冩暣绯绘暟銆
銆銆8.2.2 閽㈢粨鏋勫湪澶氶亣鍦伴渿涓嬬殑闃诲凹姣旓紝瀵逛笉瓒呰繃12灞傜殑閽㈢粨鏋勫彲閲囩敤0.035锛屽湴瓒呰繃12灞傜殑閽㈢粨鏋勫彲閲囩敤0.02锛涘湪缃曢亣鍦伴渿涓嬬殑鍒嗘瀽锛岄樆灏兼瘮鍙閲囩敤0.05銆
銆銆8.2.3 閽㈢粨鏋勫湪鍦伴渿浣滅敤涓嬬殑鍐呭姏鍜屽彉褰㈠垎鏋愶紝搴旂﹀悎涓嬪垪瑙勫畾锛
銆銆1 閽㈢粨鏋勫簲鎸夋湰瑙勮寖绗3.6.3鏉¤勫畾璁″叆閲嶅姏浜岄樁鏁堝簲銆傚规嗘灦姊侊紝鍙涓嶆寜鏌辫酱绾垮勭殑鍐呭姏鑰屾寜姊佺鍐呭姏璁捐°傚瑰伐瀛楀舰鎴闈㈡煴锛屽疁璁″叆姊佹煴鑺傜偣鍩熷壀鍒囧彉褰㈠圭粨鏋勪晶绉荤殑褰卞搷锛涗腑蹇冩敮鎾戞嗘灦鍜屼笉瓒呰繃12灞傜殑閽㈢粨鏋勶紝鍏跺眰闂翠綅绉昏＄畻鍙涓嶈″叆姊佹煴鑺傜偣鍩熷壀鍒囧彉褰㈢殑褰卞搷銆
銆銆2 閽㈡嗘灦-鏀鎾戠粨鏋勭殑鏂滄潌鍙鎸夌閮ㄩ摪鎺ユ潌璁＄畻锛涙嗘灦閮ㄥ垎鎸夎＄畻寰楀埌鐨勫湴闇囧壀浠ヨ皟鏁寸郴鏁帮紝杈惧埌涓嶅皬浜庣粨鏋勫簳閮ㄦ诲湴闇囧壀鍔涚殑25%鍜屾嗘灦閮ㄥ垎鍦伴渿鍓鍔涙渶澶у1.8鍊嶄簩鑰呯殑杈冨皬鑰呫
銆銆3 涓蹇冩敮鎾戞嗘灦鐨勬枩鏉嗚酱绾垮亸绂绘佹煴杞寸嚎浜ょ偣涓嶈秴杩囨敮鎾戞潌浠剁殑瀹藉害鏃讹紝浠嶅彲鎸変腑蹇冩敮鎾戞嗘灦鍒嗘瀽锛屼絾搴旇″強鐢辨や骇鐢熺殑闄勫姞寮鐭╋紱浜哄瓧褰㈠拰V褰㈡敮鎾戠粍鍚堢殑鍐呭姏璁捐″煎簲涔樹互澧炲ぇ绯绘暟锛屽叾鍊煎彲閲囩敤1.5銆
銆銆4 鍋忓績鏀鎾戞嗘灦鏋勪欢鍐呭姏璁捐″硷紝搴旀寜涓嬪垪瑕佹眰璋冩暣锛
銆銆1) 鏀鎾戞枩鏉嗙殑杞村姏璁捐″硷紝搴斿彇涓庢敮鎾戠浉杩炴帴鐨勬秷鑳芥佹佃揪鍒板彈鍓鎵胯浇鍔涙椂鏀鎾戞枩鏉嗚酱鍔涗笌澧炲ぇ绯绘暟鐨勪箻绉锛屽叾鍊煎湪8搴﹀強浠ヤ笅鏃朵笉搴斿皬浜1.4锛9搴︽椂涓嶅簲灏忎簬1.5銆
銆銆2) 浣嶄簬娑堣兘姊佹靛悓涓璺ㄧ殑妗嗘灦姊佸唴鍔涜捐″硷紝搴斿彇娑堣兘姊佹佃揪鍒板彈鍓鎵胯浇鍔涙椂妗嗘灦姊佸唴鍔涗竴澧炲ぇ绯绘暟鐨勪箻绉锛屽叾鍊煎湪8搴﹀強浠ヤ笅鏃朵笉搴斿皬浜1.5锛9搴︽椂涓嶅簲灏忎簬1.6銆
銆銆3) 妗嗘灦鏌辩殑鍐呭姏璁捐″硷紝搴斿彇娑堣兘姊佹佃揪鍒板彈鍓鎵胯浇鍔涙椂鏌卞唴鍔涗笌澧炲ぇ绯绘暟鐨勪箻绉锛屽叾鍊煎湪8搴﹀強浠ヤ笅鏃朵笉搴斿皬浜1.5锛9搴︽椂涓嶅簲灏忎簬1.6銆
銆銆5 鍐呰棌閽㈡敮鎾戦挗绛嬫贩鍑濆湡澧欐澘鍜屽甫绔栫紳閽㈢瓔娣峰嚌鍦熷欐澘搴旀寜鏈夊叧瑙勫畾璁＄畻锛屽甫绔栫紳閽㈢瓔娣峰嚌鍦熷欐澘鍙浠呮壙鍙楁按骞宠嵎杞戒骇鐢熺殑鍓鍔涳紝涓嶆壙鍙楃珫鍚戣嵎杞戒骇鐢熺殑鍘嬪姏銆
銆銆6 閽㈢粨鏋勮浆鎹㈠眰涓嬬殑閽㈡嗘灦鏌憋紝鍦伴渿鍐呭姏搴斾箻浠ュ炲ぇ绯绘暟锛屽叾鍊煎彲閲囩敤1.5銆
銆銆8.2.4 閽㈡嗘灦姊佺殑涓婄考缂橀噰鐢ㄦ姉鍓杩炴帴浠朵笌缁勫悎妤兼澘杩炴帴鏃讹紝鍙涓嶉獙绠楀湴闇囦綔鐢ㄤ笅鐨勬暣浣撶ǔ瀹氥
銆銆8.2.5 閽㈡嗘灦鏋勪欢鍙婅妭鐐圭殑鎶楅渿鎵胯浇鍔涢獙绠楋紝搴旂﹀悎涓嬪垪瑙勫畾锛
銆銆1 鑺傜偣宸﹀彸姊佺鍜屼笂涓嬫煴绔鐨勫叏濉戞ф壙杞藉姏搴旂﹀悎寮(8.2.5-1)瑕佹眰銆傚綋鏌辨墍鍦ㄦゼ灞傜殑鍙楀壀鎵胯浇鍔涙瘮涓婁竴灞傜殑鍙楀壀鎵胯浇鍔涢珮鍑25%锛屾垨鏌辫酱鍚戝姏璁捐″间笌鏌卞叏鎴闈㈤潰绉鍜岄挗鏉愭姉鎷夊己搴﹁捐″间箻绉鐨勬瘮鍊间笉瓒呰繃0.4锛屾垨浣滀负杞村績鍙楀帇鏋勪欢鍦2鍊嶅湴闇囧姏涓嬬ǔ瀹氭у緱鍒颁繚璇佹椂锛屽彲涓嶆寜璇ュ紡楠岀畻銆
銆銆[gongshi]`鈭慦_(pc)(f_(yc)-N/A_c)鈮ノ封垜W_(pb)f_(yb)`[/gongshi][bianhao](8.2.5-1)[/bianhao]
銆銆寮忎腑`W_(pc)銆乄_(pb)`鈥斺斿垎鍒涓烘煴鍜屾佺殑濉戞ф埅闈㈡ā閲忥紱
銆銆N鈥斺旀煴杞村悜鍘嬪姏璁捐″硷紱
銆銆`A_c`鈥斺旀煴鎴闈㈤潰绉锛
銆銆`f_(yc)銆乫_(yb)`鈥斺斿垎鍒涓烘煴鍜屾佺殑閽㈡潗灞堟湇寮哄害锛
銆銆畏鈥斺斿己鏌辩郴鏁帮紝瓒呰繃6灞傜殑閽㈡嗘灦锛6搴IV绫诲満鍦板拰7搴︽椂鍙鍙1.0锛8搴︽椂鍙鍙1.0锛8搴︽椂鍙鍙1.05锛9搴︽椂鍙鍙1.5銆
銆銆2 鑺傜偣鍩熺殑灞堟湇鎵胯浇鍔涘簲绗﹀悎涓嬪紡瑕佹眰锛
銆銆[gongshi]`蠄(M_(pb1)+M_(pb2))//V_p鈮(4//3)f_v`[/gongshi][bianhao](8.2.5-2)[/bianhao]
銆銆宸ュ瓧褰㈡埅闈㈡煴
銆銆[gongshi]`V_p=h_bh_ct_w`[/gongshi][bianhao](8.2.5-3)[/bianhao]
銆銆绠卞舰鎴闈㈡煴
銆銆[gongshi]`V_p=1.8h_bh_ct_w`[/gongshi][bianhao](8.2.5-4)[/bianhao]
銆銆3 宸ュ瓧褰㈡埅闈㈡煴鍜岀卞舰鎴闈㈡煴鐨勮妭鐐瑰煙搴旀寜涓嬪垪鍏寮忛獙绠楋細
銆銆[gongshi]`t_w鈮(h_b+h_c)//90`[/gongshi][bianhao](8.2.5-5)[/bianhao]
銆銆[gongshi]`(M_(b1)+M_(b2))//V_p鈮(4//3)f_v/纬RE`[/gongshi][bianhao](8.2.5-6)[/bianhao]
銆銆寮忎腑`M_(b1)銆丮_(b2)`鈥斺斿垎鍒涓鸿妭鐐瑰煙涓や晶姊佺殑鍏ㄥ戞у彈寮鎵胯浇鍔涳紱
銆銆`V_p`鈥斺旇妭鐐瑰煙鐨勪綋绉锛
銆銆`f_v`鈥斺旈挗鏉愮殑鎶楀壀寮哄害璁捐″硷紱
銆銆蠄鈥斺旀姌鍑忕郴鏁帮紝6搴IV绫诲満鍦板拰7搴︽椂鍙鍙0.6锛8銆9搴︽椂鍙鍙0.7锛
銆銆`h_b銆乭_c`鈥斺斿垎鍒涓烘佽吂鏉块珮搴﹀拰鏌辫吂鏉块珮搴︼紱
銆銆`t_w`鈥斺旀煴鍦ㄨ妭鐐瑰煙鐨勮吂鏉垮帤搴︼紱
銆銆`M_(b1)銆丮_(b2)`鈥斺斿垎鍒涓鸿妭鐐瑰煙涓や晶姊佺殑寮鐭╄捐″硷紱
銆銆纬RE鈥斺旇妭鐐瑰煙鎵胯浇鍔涙姉闇囪皟鏁寸郴鏁帮紝鍙0.85銆
銆銆娉锛氬綋鏌辫妭鐐瑰煙鑵规澘鍘氬害涓嶅皬浜庢併佹煴鎴闈㈤珮搴︿箣鍜岀殑1/70鏃讹紝鍙涓嶉獙绠楄妭鐐瑰煙鐨勭ǔ瀹氭с
銆銆8.2.6 涓蹇冩敮鎾戞嗘灦鏋勪欢鐨勬姉闇囨壙杞藉姏楠岀畻锛屽簲绗﹀悎涓嬪垪瑙勫畾锛
銆銆1 鏀鎾戞枩鏉嗙殑鍙楀帇鎵胯浇鍔涘簲鎸変笅寮忛獙绠楋細
銆銆
銆銆[gongshi]`N/(蠁A_(br))鈮は坒/纬RE`[/gongshi][bianhao](8.2.6-1)[/bianhao]
銆銆[gongshi]`蠄=1//(1+0.35位_n)`[/gongshi][bianhao](8.2.6-2)[/bianhao]
銆銆[gongshi]`位_n=(位//蟺)sqrt(f_(ay)//E)`[/gongshi][bianhao](8.2.6-3)[/bianhao]
銆銆寮忎腑N鈥斺旀敮鎾戞枩鏉嗙殑杞村悜鍔涜捐″硷紱
銆銆`A_(br)`鈥斺旀敮鎾戞枩鏉嗙殑鎴闈㈤潰绉锛
銆銆蠁鈥斺旇酱蹇冨彈鍘嬫瀯浠剁殑绋冲畾绯绘暟锛
銆銆蠄鈥斺斿彈寰鐜鑽疯浇鏃剁殑寮哄害闄嶄綆绯绘暟锛
銆銆`位_n`鈥斺旀敮鎾戞枩鏉嗙殑姝ｅ垯鍖栭暱缁嗘瘮锛
銆銆E鈥斺旀敮鎾戞枩鏉嗘潗鏂欑殑寮规фā閲忥紱
銆銆`f_(ay)`鈥斺旈挗鏉愬眻鏈嶅己搴︼紱
銆銆`纬_(RE)`鈥斺旀敮鎾戞壙杞藉姏鎶楅渿璋冩暣绯绘暟銆
銆銆2 浜哄瓧鏀鎾戝拰V褰㈡敮鎾戠殑妯姊佸湪鏀鎾戣繛鎺ュ勫簲淇濇寔杩炵画锛岃ユí姊佸簲鎵垮彈鏀鎾戞枩鏉嗕紶鏉ョ殑鍐呭姏锛屽苟搴旀寜涓嶈″叆鏀鎾戞敮鐐逛綔鐢ㄧ殑绠鏀姊侀獙绠楅噸鍔涜嵎杞藉拰鍙楀帇鏀鎾戝眻鏇插悗浜х敓涓嶅钩琛″姏浣滅敤涓嬬殑鎵胯浇鍔涖
銆銆娉锛氶《灞傚拰濉斿眿鐨勬佸彲涓嶆墽琛屾湰娆捐勫畾銆
銆銆8.2.7 鍋忓績鏀鎾戞嗘灦鏋勪欢鐨勬姉闇囨壙杞藉姏楠岀畻锛屽簲绗﹀悎涓嬪垪瑙勫畾锛
銆銆1 鍋忓績鏀鎾戞嗘灦娑堣兘姊佹电殑鍙楀壀鎵胯浇鍔涘簲鎸変笅鍒楀叕寮忛獙绠楋細
銆銆褰揘鈮0.15Af鏃
銆銆[gongshi]`V鈮は哶喂^V//纬RE`[/gongshi][bianhao](8.2.7-1)[/bianhao]
銆銆`V_喂=0.58A_wf_(ay) 鎴 V_喂=2M_(喂p)//a`锛屽彇杈冨皬鍊
銆銆`A_w=(h-2t_f)t_w`
銆銆`M_(喂p)=W_pf`
銆銆褰揘锛0.15Af鏃
銆銆[gongshi]`V鈮は哶(喂c)^v//纬RE` [/gongshi][bianhao](8.2.7-2)[/bianhao]
銆銆`V_(喂c)=0.58A_wf_(ay)sqrt(1-[N/(Af)^2])`
銆銆鎴 `V_喂=2.4M_(喂p)[1-N//(Af)]/a`锛屽彇杈冨皬鍊
銆銆寮忎腑蠁鈥斺旂郴鏁帮紝鍙鍙0.9锛
銆銆V銆丯鈥斺斿垎鍒涓烘秷鑳芥佹电殑鍓鍔涜捐″煎拰杞村姏璁捐″硷紱
銆銆`V_喂銆乂_(喂c)`鈥斺斿垎鍒涓烘秷鑳芥佹电殑鍙楀壀鎵胯浇鍔涘拰璁″叆杞村姏褰卞搷鐨勫彈鍓鎵胯浇鍔涳紱
銆銆`M_(喂p)`鈥斺旀秷鑳芥佹电殑鍏ㄥ戞у彈寮鎵胯浇鍔涳紱
銆銆`a銆乭銆乼_w銆乼_f`鈥斺斿垎鍒涓烘秷鑳芥佹电殑闀垮害銆佹埅闈㈤珮搴︺佽吂鏉垮帤搴﹀拰缈肩紭鍘氬害锛
銆銆`A銆丄_w`鈥斺斿垎鍒涓烘秷鑳芥佹电殑鎴闈㈤潰绉鍜岃吂鏉挎埅闈㈤潰绉锛
銆銆`W_p`鈥斺旀秷鑳芥佹电殑濉戞ф埅闈㈡ā閲忥紱
銆銆`f銆乫_(ay)`鈥斺斿垎鍒涓烘秷鑳芥佹甸挗鏉愮殑鎶楁媺寮哄害璁捐″煎拰灞堟湇寮哄害锛
銆銆纬RE鈥斺旀秷鑳芥佹垫壙杞藉姏鎶楅渿璋冩暣绯绘暟锛屽彇0.85銆
銆銆娉锛氭秷鑳芥佹垫寚鍋忓績鏀鎾戞嗘灦涓鏂滄潌涓庢佷氦鐐瑰拰鏌变箣闂寸殑鍖烘垫垨鍚屼竴璺ㄥ唴鐩搁偦涓や釜鏂滄潌涓庢佷氦鐐逛箣闂寸殑鍖烘碉紝鍦伴渿鏃舵秷鑳芥佹靛眻鏈嶈屼娇鍏朵綑鍖烘典粛澶勪簬寮规у彈鍔涚姸鎬併
銆銆2 鏀鎾戞枩鏉嗕笌娑堣兘姊佹佃繛鎺ョ殑鎵胯浇鍔涗笉寰椾笉浜庢敮鎾戠殑鎵胯浇鍔涖傝嫢鏀鎾戦渶鎶垫姉寮鐭╋紝鏀鎾戜笌姊佺殑杩炴帴搴旀寜鎶楀帇寮杩炴帴璁捐°
銆銆8.2.8 閽㈢粨鏋勬瀯浠惰繛鎺ュ簲鎸夊湴闇囩粍鍚堝唴鍔涜繘琛屽脊鎬ц捐★紝骞跺簲杩涜屾瀬闄愭壙杞藉姏楠岀畻锛
銆銆1 姊佷笌鏌辫繛鎺ュ脊鎬ц捐℃椂锛屾佷笂涓嬬考缂樼殑绔鎴闈㈠簲婊¤冻杩炴帴鐨勫脊鎬ц捐¤佹眰锛屾佽吂鏉垮簲璁″叆鍓鍔涘拰寮鐭┿傛佷笌鏌辫繛鎺ョ殑鏋侀檺鍙楀集銆佸彈鍓鎵胯浇鍔涳紝搴旂﹀悎涓嬪垪瑕佹眰锛
銆銆
銆銆[gongshi]`M_u鈮1.2M_p`[/gongshi][bianhao] (8.2.8-1)[/bianhao]
銆銆[gongshi]`V_u鈮1.3(2M_p/喂_n)涓擵_u鈮0.58h_wt_wf_(ay)`[/gongshi][bianhao] (8.2.8-2)[/bianhao]
銆銆寮忎腑`M_u`鈥斺旀佷笂涓嬬考缂樺叏鐔旈忓潯鍙ｇ剨缂濈殑鏋侀檺鍙楀集鎵胯浇鍔涳紱
銆銆`V_u`鈥斺旀佽吂鏉胯繛鎺ョ殑鏋侀檺鍙楀壀鎵胯浇鍔涳紱鍨傜洿浜庤掔剨缂濆彈鍓鏃讹紝鍙鎻愰珮1.22鍊嶏紱
銆銆`M_p`鈥斺旀(姊佽疮閫氭椂涓烘煴)鐨勫叏濉戞у彈寮鎵胯浇鍔涳紱
銆銆`喂_n`鈥斺旀佺殑鍑璺(姊佽疮閫氭椂鍙栬ユゼ灞備俊鐨勫噣楂)锛
銆銆`h_w銆乼_w`鈥斺旀佽吂鏉跨殑楂樺害鍜屽帤搴︼紱
銆銆`f_(ay)`鈥斺旈挗鏉愬眻鏈嶅己搴︺
銆銆2 鏀鎾戜笌妗嗘灦鐨勮繛鎺ュ強鏀鎾戞嫾鎺ョ殑鏋侀檺鎵胯浇鍔涳紝搴旂﹀悎涓嬪紡瑕佹眰锛
銆銆[gongshi]`N_(ubr)鈮1.2A_nf_(ay)`[/gongshi][bianhao](8.2.8-3)[/bianhao]
銆銆寮忎腑`N_(ubr)`鈥斺旇灪鏃嬭繛鎺ュ拰鑺傜偣鏉胯繛鎺ュ湪鏀鎾戣酱绾挎柟鍚戠殑鏋侀檺鎵胯浇鍔涳紱
銆銆`A_n`鈥斺旀敮鎾戠殑鎴闈㈠噣闈㈢Н锛
銆銆`f_(ay)`鈥斺旀敮鎾戦挗鏉愮殑灞堟湇寮哄害銆
銆銆3 姊併佹煴鏋勪欢鎷兼帴鐨勫脊鎬ц捐℃椂锛岃吂鏉垮簲璁″叆寮鐭╋紝涓斿彈鍓鎵胯浇鍔涗笉搴斿皬浜庢瀯浠舵埅闈㈠彈鍓鎵胯浇鍔涚殑50%锛涙嫾鎺ョ殑鏋侀檺鎵胯浇鍔涳紝搴旂﹀悎涓嬪垪瑕佹眰锛
銆銆[gongshi]`V_u鈮0.58h_wt_wf_(ay)` [/gongshi][bianhao] (8.2.8-4)[/bianhao]
銆銆鏃犺酱鍚戝姏鏃
銆銆[gongshi]`M_u鈮1.2M_p` [/gongshi][bianhao](8.2.8-5)[/bianhao]
銆銆鏈夎酱鍚戝姏鏃
銆銆[gongshi]`M_u鈮1.2M_(pc)` [/gongshi][bianhao](8.2.8-6)[/bianhao]
銆銆寮忎腑`M_u銆乂_u`鈥斺斿垎鍒涓烘瀯浠舵嫾鎺ョ殑鏋侀檺鍙楀集銆佸彈鍓鎵胯浇鍔涳紱
銆銆`M_(pc)`鈥斺旀瀯浠舵湁杞村悜鍔涙椂鐨勫叏鎴闈㈠集鎵胯浇鍔涳紱
銆銆`h_w銆乼_w`鈥斺旀嫾鎺ユ瀯浠舵埅闈㈣吂鏉跨殑楂樺害鍜屽帤搴︼紱
銆銆`f_(ay)`鈥斺旇鎷兼帴鏋勪欢鐨勯挗鏉愬眻鏈嶅己搴︺
銆銆鎷兼帴閲囩敤铻烘爴杩炴帴鏃讹紝灏氬簲绗﹀悎涓嬪垪瑕佹眰锛
銆銆缈肩紭
銆銆[gongshi]`nN_(cu)^b鈮1.2A_ff_(ay)` [/gongshi][bianhao](8.2.8-7)[/bianhao]
銆銆涓擺gongshi]`nN_(vu)^b鈮1.2A_ff_(ay)` [/gongshi][bianhao](8.2.8-7)[/bianhao]
銆銆鑵规澘
銆銆[gongshi]`N_(cu)^b鈮sqrt((V_u//n)^2+(N_M^b)^2)` [/gongshi][bianhao](8.2.8-8)[/bianhao]
銆銆涓擺gongshi]`Nbvu鈮sqrt((V_u/n)^2+(N_M^b)^2)` [/gongshi][bianhao](8.2.8-8)[/bianhao]
銆銆寮忎腑`N_(cu)^b銆丯_(vu)^b`鈥斺斾竴涓铻烘爴鐨勬瀬闄愬彈鍓鎵胯浇鍔涘拰瀵瑰簲鐨勬澘浠舵瀬闄愭壙鍘嬪姏锛
銆銆`A_f`鈥斺旂考缂樼殑鏈夋晥鎴闈㈤潰绉锛
銆銆`N_M^b`鈥斺旇吂鏉挎嫾鎺ヤ腑寮鐭╁紩璧风殑涓涓铻烘爴鐨勬渶澶у壀鍔涳紱
銆銆n鈥斺旂考缂樻嫾鎺ユ垨鑵规澘鎷兼帴涓渚х殑铻烘爴鏁般
銆銆4 姊併佹煴鏋勪欢鏈夎酱鍔涙椂鐨勫叏鎴闈㈠彈寮鎵胯浇鍔涳紝搴旀寜涓嬪垪鍏寮忚＄畻锛
銆銆宸ュ瓧褰㈡埅闈(缁曞己杞)鍜岀卞舰鎴闈
銆銆褰揱N/N_y鈮0.13鏃
銆銆[gongshi]`M_(pc)=M_p`[/gongshi][bianhao](8.2.8-9)[/bianhao]
銆銆褰揱N/N_y锛0.13鏃
銆銆[gongshi]`M_(pc)=1.15(1-N/N_y)M_p`[/gongshi][bianhao](8.2.8-10)[/bianhao]
銆銆宸ュ瓧褰㈡埅闈(缁曞急杞)
銆銆褰揱N/N_y鈮A_w/A鏃
銆銆[gongshi]`M_(pc)=M_p`[/gongshi][bianhao] (8.2.8-11)[/bianhao]
銆銆褰揱N/N_y锛濧_w/A`鏃
銆銆`M_(pc)=锝1-[(N-A_wf_(ay))//(N_y-A_wf_(ay))]^2锝滿_p` (8.2.8-12)
銆銆寮忎腑`N_y`鈥斺旀瀯浠惰酱鍚戝眻鏈嶆壙杞藉姏锛屽彇`N_y=A_nf_(ayo)`
銆銆5 鐒婄紳鐨勬瀬闄愭壙杞藉姏搴旀寜涓嬪垪鍏寮忚＄畻锛
銆銆瀵规帴鐒婄紳鍙楁媺
銆銆[gongshi]`N_u=A_f^wf_u` [/gongshi][bianhao] (8.2.8-13)[/bianhao]
銆銆瑙掔剨缂濆彈鍓
銆銆[gongshi]`V_u=0.58A_f^wf_u` [/gongshi][bianhao](8.2.8-14)[/bianhao]
銆銆寮忎腑`A_f^w`鈥斺旂剨缂濈殑鏈夋晥鍙楀姏闈㈢Н锛
銆銆`f_u`鈥斺旀瀯浠舵瘝鏉愮殑鎶楁媺寮哄害鏈灏忓笺
銆銆6 楂樺己搴﹁灪鏍撹繛鎺ョ殑鏋侀檺鍙楀壀鎵胯浇鍔涳紝搴斿彇涓嬪垪浜屽紡璁＄畻鐨勮緝灏忚咃細
銆銆[gongshi]`N_(vu)^b=0.58n_fA_e^bf_u^b` [/gongshi][bianhao] (8.2.8-15)[/bianhao]
銆銆[gongshi]`N_(cu)^b=d鈭憈f_(cu)^b` [/gongshi][bianhao](8.2.8-16)[/bianhao]
銆銆寮忎腑`N_(vu)^b銆丯_(cu)^b`鈥斺斿垎鍒涓轰竴涓楂樺己搴﹁灪鏍撶殑鏋侀檺鍙楀壀鎵胯浇鍔涘拰瀵瑰簲鐨勬澘浠舵瀬闄愭壙鍘嬪姏锛
銆銆`n_f`鈥斺旇灪鍏ㄨ繛鎺ョ殑鍓鍒囬潰鏁伴噺锛
銆銆`A_e^b`鈥斺旇灪鏍撹灪绾瑰勬湁鏁堟埅闈㈤潰绉锛
銆銆`f_u^b`鈥斺旇灪鏍撻挗鏉愮殑鎶楁媺寮哄害鏈灏忓硷紱
銆銆d鈥斺旇灪鏍撴潌鐩村緞锛
銆銆鈭憈鈥斺斿悓涓鍙楀姏鏂瑰悜鐨勯挗鏉垮帤搴︿箣鍜岋紱
銆銆`f_(cu)^b`鈥斺旇灪鏍撹繛鎺ユ澘鐨勬瀬闄愭壙鍘嬪己搴︼紝鍙朻1.5f_u`銆
㈡ 鏈鏂版姉闇囬挗绛嬭勮寖
鐜板湪闅忕潃鏂扮殑鎶楅渿瑙勮寖鍜屾贩鍑濆湡缁撴瀯璁捐¤勮寖鐨勮惤瀹烇紝娣峰嚌鍦熸柦宸ヨ勮寖杩涜屼簡灞閮ㄤ慨璁锛屽叿浣撻拡瀵规姉闇囬挗绛嬬殑瑕佹眰鏄锛
5.2.2瀵规湁鎶楅渿璁鹃槻瑕佹眰鐨勭粨鏋勶紝鍏剁旱鍚戝彈鍔涢挗绛嬬殑鎬ц兘搴旀弧瓒宠捐¤佹眰锛涘綋璁捐℃棤鍏蜂綋瑕佹眰鏃讹紝瀵规寜涓銆佷簩銆佷笁绾ф姉闇囩瓑绾ц捐＄殑妗嗘灦鍜屾枩鎾戞瀯浠讹紙鍚姊娈碉級涓鐨勭旱鍚戝彈鍔涢挗绛嬪簲閲囩敤HRB335E銆丠RB400E銆丠RB500E銆丠RBF335E銆丠RBF400E鎴朒RBF500E閽㈢瓔锛屽叾寮哄害鍜屾渶澶у姏涓嬫讳几闀跨巼鐨勫疄娴嬪煎簲绗﹀悎涓嬪垪瑙勫畾锛
1 閽㈢瓔鐨勬姉鎷夊己搴﹀疄娴嬪间笌灞堟湇寮哄害瀹炴祴鍊肩殑姣斿间笉搴斿皬浜1.25锛
2 閽㈢瓔鐨勫眻鏈嶅己搴﹀疄娴嬪间笌灞堟湇寮哄害鏍囧噯鍊肩殑姣斿间笉搴斿ぇ浜1.30锛
3 閽㈢瓔鐨勬渶澶у姏涓嬫讳几闀跨巼涓嶅簲灏忎簬9%銆